GB2586131B - Holographic projector - Google Patents

Holographic projector Download PDF

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Publication number
GB2586131B
GB2586131B GB1911164.0A GB201911164A GB2586131B GB 2586131 B GB2586131 B GB 2586131B GB 201911164 A GB201911164 A GB 201911164A GB 2586131 B GB2586131 B GB 2586131B
Authority
GB
United Kingdom
Prior art keywords
holographic projector
holographic
projector
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
GB1911164.0A
Other versions
GB2586131A (en
GB201911164D0 (en
Inventor
Christmas Jamieson
Karner Máté
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dualitas Ltd
Original Assignee
Dualitas Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dualitas Ltd filed Critical Dualitas Ltd
Priority to GB1911164.0A priority Critical patent/GB2586131B/en
Publication of GB201911164D0 publication Critical patent/GB201911164D0/en
Priority to EP20189244.5A priority patent/EP3772672B1/en
Priority to US16/984,730 priority patent/US11493881B2/en
Priority to CN202010784673.6A priority patent/CN112327587B/en
Publication of GB2586131A publication Critical patent/GB2586131A/en
Application granted granted Critical
Publication of GB2586131B publication Critical patent/GB2586131B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2294—Addressing the hologram to an active spatial light modulator
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B27/0103—Head-up displays characterised by optical features comprising holographic elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted
    • G02B27/0172—Head mounted characterised by optical features
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/32—Holograms used as optical elements
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/0402—Recording geometries or arrangements
    • G03H1/0408—Total internal reflection [TIR] holograms, e.g. edge lit or substrate mode holograms
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2202—Reconstruction geometries or arrangements
    • G03H1/2205—Reconstruction geometries or arrangements using downstream optical component
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2286—Particular reconstruction light ; Beam properties
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted
    • G02B27/0172—Head mounted characterised by optical features
    • G02B2027/0174—Head mounted characterised by optical features holographic
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G03H2001/0208—Individual components other than the hologram
    • G03H2001/0216—Optical components
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2202—Reconstruction geometries or arrangements
    • G03H1/2205—Reconstruction geometries or arrangements using downstream optical component
    • G03H2001/2207—Spatial filter, e.g. for suppressing higher diffraction orders
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2202—Reconstruction geometries or arrangements
    • G03H2001/2223—Particular relationship between light source, hologram and observer
    • G03H2001/2231—Reflection reconstruction
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2222/00—Light sources or light beam properties
    • G03H2222/10—Spectral composition
    • G03H2222/17—White light
    • G03H2222/18—RGB trichrome light
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2222/00—Light sources or light beam properties
    • G03H2222/50—Geometrical property of the irradiating beam
    • G03H2222/53—Collimated beam
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2223/00—Optical components
    • G03H2223/16—Optical waveguide, e.g. optical fibre, rod
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2223/00—Optical components
    • G03H2223/18—Prism
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2225/00—Active addressable light modulator
    • G03H2225/10—Shape or geometry
    • G03H2225/12—2D SLM
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2225/00—Active addressable light modulator
    • G03H2225/52—Reflective modulator
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2225/00—Active addressable light modulator
    • G03H2225/60—Multiple SLMs
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2225/00—Active addressable light modulator
    • G03H2225/60—Multiple SLMs
    • G03H2225/61—Multiple SLMs for multicolour processing
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2227/00—Mechanical components or mechanical aspects not otherwise provided for
    • G03H2227/02—Handheld portable device, e.g. holographic camera, mobile holographic display
GB1911164.0A 2019-08-05 2019-08-05 Holographic projector Active GB2586131B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB1911164.0A GB2586131B (en) 2019-08-05 2019-08-05 Holographic projector
EP20189244.5A EP3772672B1 (en) 2019-08-05 2020-08-03 Holographic projector
US16/984,730 US11493881B2 (en) 2019-08-05 2020-08-04 Holographic projector
CN202010784673.6A CN112327587B (en) 2019-08-05 2020-08-05 Holographic projector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1911164.0A GB2586131B (en) 2019-08-05 2019-08-05 Holographic projector

Publications (3)

Publication Number Publication Date
GB201911164D0 GB201911164D0 (en) 2019-09-18
GB2586131A GB2586131A (en) 2021-02-10
GB2586131B true GB2586131B (en) 2022-07-20

Family

ID=67990832

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1911164.0A Active GB2586131B (en) 2019-08-05 2019-08-05 Holographic projector

Country Status (4)

Country Link
US (1) US11493881B2 (en)
EP (1) EP3772672B1 (en)
CN (1) CN112327587B (en)
GB (1) GB2586131B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2587400B (en) * 2019-09-27 2022-02-16 Dualitas Ltd Hologram display using a liquid crystal display device
DE102019214913A1 (en) * 2019-09-27 2021-04-01 Robert Bosch Gmbh Imaging device
GB2598088B (en) * 2020-08-05 2022-08-24 Envisics Ltd Holographic fingerprint

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002103458A1 (en) * 2001-06-19 2002-12-27 Holographic Imaging Llc Image replication system
JP2003337298A (en) * 2002-05-17 2003-11-28 Sony Corp Image display device
US20090109405A1 (en) * 2007-03-02 2009-04-30 Olympus Corporation Holographic projection method and holographic projection device
US20100060618A1 (en) * 2007-05-18 2010-03-11 Sanyo Electric Co., Ltd. Image display device and portable terminal device
GB2485609A (en) * 2010-11-22 2012-05-23 Light Blue Optics Ltd Holographic spatial light modulator (SLM) display with coherent beam profile detection using light sensing pixels
WO2017152710A1 (en) * 2016-03-07 2017-09-14 成都理想境界科技有限公司 Near-to-eye display system and head-mounted display device
US20180136383A1 (en) * 2016-11-11 2018-05-17 Samsung Electronics Co., Ltd. Backlight device holographic display including the same, and method of manufacturing holographic optical element
US20180173057A1 (en) * 2016-12-21 2018-06-21 Samsung Electronics Co., Ltd. Backlight unit and holographic display device including the same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0763945A3 (en) * 1995-09-13 1998-09-02 Victor Company Of Japan Limited Illumination optical system, projection optical system and display apparatus using the same
JP4105109B2 (en) * 2003-03-06 2008-06-25 三星電子株式会社 Projection type image display device using color separation unit
GB2482864A (en) * 2010-08-16 2012-02-22 Shunyi Tan Holographic waveguide display with distortion compensation
GB2498170B (en) 2011-10-26 2014-01-08 Two Trees Photonics Ltd Frame inheritance
GB2501112B (en) 2012-04-12 2014-04-16 Two Trees Photonics Ltd Phase retrieval
GB2547929B (en) 2016-03-03 2018-02-21 Daqri Holographics Ltd Display system

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002103458A1 (en) * 2001-06-19 2002-12-27 Holographic Imaging Llc Image replication system
JP2003337298A (en) * 2002-05-17 2003-11-28 Sony Corp Image display device
US20090109405A1 (en) * 2007-03-02 2009-04-30 Olympus Corporation Holographic projection method and holographic projection device
US20100060618A1 (en) * 2007-05-18 2010-03-11 Sanyo Electric Co., Ltd. Image display device and portable terminal device
GB2485609A (en) * 2010-11-22 2012-05-23 Light Blue Optics Ltd Holographic spatial light modulator (SLM) display with coherent beam profile detection using light sensing pixels
WO2017152710A1 (en) * 2016-03-07 2017-09-14 成都理想境界科技有限公司 Near-to-eye display system and head-mounted display device
US20180136383A1 (en) * 2016-11-11 2018-05-17 Samsung Electronics Co., Ltd. Backlight device holographic display including the same, and method of manufacturing holographic optical element
US20180173057A1 (en) * 2016-12-21 2018-06-21 Samsung Electronics Co., Ltd. Backlight unit and holographic display device including the same

Also Published As

Publication number Publication date
EP3772672A1 (en) 2021-02-10
CN112327587A (en) 2021-02-05
GB2586131A (en) 2021-02-10
US11493881B2 (en) 2022-11-08
GB201911164D0 (en) 2019-09-18
EP3772672B1 (en) 2023-11-15
CN112327587B (en) 2022-07-19
US20210041834A1 (en) 2021-02-11

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